From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from simark.ca by simark.ca with LMTP id lES3Al74rmhFcQ0AWB0awg (envelope-from ) for ; Wed, 27 Aug 2025 08:21:50 -0400 Authentication-Results: simark.ca; dkim=pass (2048-bit key; unprotected) header.d=suse.com header.i=@suse.com header.a=rsa-sha256 header.s=google header.b=I+s0B8zo; dkim-atps=neutral Received: by simark.ca (Postfix, from userid 112) id EBD211E048; Wed, 27 Aug 2025 08:21:49 -0400 (EDT) X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-25) on simark.ca X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=ARC_SIGNED,ARC_VALID,BAYES_00, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI, RCVD_IN_DNSWL_LOW,RCVD_IN_VALIDITY_CERTIFIED_BLOCKED, RCVD_IN_VALIDITY_RPBL_BLOCKED,RCVD_IN_VALIDITY_SAFE_BLOCKED autolearn=no autolearn_force=no version=4.0.1 Received: from server2.sourceware.org (server2.sourceware.org [8.43.85.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by simark.ca (Postfix) with ESMTPS id CB2E81E043 for ; Wed, 27 Aug 2025 08:21:47 -0400 (EDT) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 47D84385276E for ; Wed, 27 Aug 2025 12:21:47 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 47D84385276E Authentication-Results: sourceware.org; dkim=pass (2048-bit key, unprotected) header.d=suse.com header.i=@suse.com header.a=rsa-sha256 header.s=google header.b=I+s0B8zo Received: from mail-ed1-x530.google.com (mail-ed1-x530.google.com [IPv6:2a00:1450:4864:20::530]) by sourceware.org (Postfix) with ESMTPS id 74A13385F01B for ; Wed, 27 Aug 2025 12:20:09 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 74A13385F01B Authentication-Results: sourceware.org; dmarc=pass (p=quarantine dis=none) header.from=suse.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=suse.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 74A13385F01B Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=2a00:1450:4864:20::530 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1756297209; cv=none; b=w1p4nwFSZYkdqu4yOuEPCOGlI//SzOSNMjJ1Y5BbWrMhHbT7UKz0V8cRTL2vHoMuzD26iwW0UdrK5nm42XbGRX8UEB64kVcrVi+iI/ClvuUTkVQ3H0ElW+nbZJletzhUxsXHY/gkajPto6U5DF8bWA6y7L5S3tDHdi4Lbklglyo= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1756297209; c=relaxed/simple; bh=YgRpjU36nkEnJWrHqb9oB2pRrvW2GKRz6R6a0/yZUDA=; h=DKIM-Signature:Message-ID:Date:MIME-Version:Subject:To:From; b=iuhGRwyio2Vu2Btm7iP0rblsVzl1IIxYP3ZbEP8Fl8YCo3+R8d1HC31ZaetjdPFGhEClavKZaZOD3lCf9p8BWVpuyrflkXi85p7jDbSTF3Yf9lk3gHIGQuBz8DC08OZkfv5+9lA6KDsBQA2sF5nUHdikZCDLmoAV+/u9NXZungY= ARC-Authentication-Results: i=1; server2.sourceware.org DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 74A13385F01B Received: by mail-ed1-x530.google.com with SMTP id 4fb4d7f45d1cf-61c1a0cd60aso7365270a12.1 for ; Wed, 27 Aug 2025 05:20:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=google; t=1756297208; x=1756902008; darn=sourceware.org; h=content-transfer-encoding:in-reply-to:autocrypt:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:from:to:cc:subject:date:message-id:reply-to; bh=YgRpjU36nkEnJWrHqb9oB2pRrvW2GKRz6R6a0/yZUDA=; b=I+s0B8zoWM83ccQllTn/m4rCnF/zeYMsiG9OiYvLl53ZdfmHPjbM2y25okXVdrrBTp aua8H58fzRuHTip/Qk0xBbO7NdJmtTEsHAXAVoE3sK4B51+lvIP8xazdYvBjivWrMjrn EvUrZLEbGribXlqDl9DzhfTyUJsd3/jVMFSOAzfvwUdL9wa5QXAkD2WGwvRkhP/sBGy1 dJceCy6ZcPk8Q7C+PwQjuOW8sBE4zmNc/1+MKuP88QjyaV+qwCiGxO1wxnLwE/SvPTpS +p5LqIEvaz9oVq9QqiaHoIkSx4HRRhThuvVv/35mFmicxdblQqOLMFEygUY4OdX+vQe2 vsoQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1756297208; x=1756902008; h=content-transfer-encoding:in-reply-to:autocrypt:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=YgRpjU36nkEnJWrHqb9oB2pRrvW2GKRz6R6a0/yZUDA=; b=flOKhk6f/B4hvhnB3iQWPHmJFFQp8G9HzG3UXRYAgXuRicDwb+4/F0Cv2PQWcLU9a+ 5UUwN3o3/8ltPut6v+S/1/9IiI/+mCkRj0Q2si1JUPBXcdekIIHDEgMtPfxbFwB6PUIx AWtA3M/we3JzrrxvY5W2l3bjyrMANVZjKFiayQAC+XWcPLDFgWv2Sn+3rkORCh3IeQ54 COEZa/6vOnH+NXmMvWY8/46RkTz55f5OneUpxSGuPcWucOvLoKtO46CM4ve5b8/D7vAE kRkcEKVbqnZx/EbM5QLlgLLtY7b8rpO0cWwNu6V2T7SEA6kImN7h4aQsOHusT2fsYs7g BOdg== X-Forwarded-Encrypted: i=1; AJvYcCUPrNMuAdZ7s0XNzQDonux6DFLDEObNBH1ok7gGVKnHbdPBdWIvK2ESBGnJFOMxzQmFPDVF0W90J8PbNA==@sourceware.org X-Gm-Message-State: AOJu0Yx/PV/osezr5ECJiDJr/EkgM43x0fiQsDT2ka3HEn32dyFRTkh3 bD4u+duJRsHu6TDanYx3NltzedNvA4TyCrUUvQ6KCoDQ4967tfqaz5nIlPKVwhY0zQ== X-Gm-Gg: ASbGnctS7aSKkAFW/t4MouOPSRihu1mG63FZwLG6JBGqQ79yu1+EVnKOKIyhs4XQIfh +FNiYCvGdjTiklIEO9/QQfwycQPraj1odMyfwuIVYYHsQJiwFQCErsFUqDvOWlyAhltlUpWCW5r bvk0jyANxM0WNmMrhPEnmPP52MTqDeaKrsCFn9waytuzUfHuZMNKH93Zfoy2og9FRqouiaFGEPK hocBUVaIIrVBzDHeJHGho/uGFX5ZgLtTWi+zoCb2sseEwTeIGXy2CF9e5acws6Pmjfvxmei12VI zukHYhVLRju4vCR8LxcSnMruSqEesn1Bif3Azj8LK3GV/qlkpScOBlEQnXHSVIZWYQZtQJvXP15 0j3pVvUQVPkjZTWW4edbg8BhAeYWwrQabXHp3PkTfHRuOhH3tF2tAe8ZIzaqzuUj8rOPFkeqsML j0k7ef57ZaYAfg31xXbQ== X-Google-Smtp-Source: AGHT+IEK1pSovkm2eMmIjjQoRrSaITTvqpAkdjQRC3HOeoZRHm03kf/CRzmHOqAMTugMx0wXv+2s7w== X-Received: by 2002:a05:6402:2786:b0:61c:8c63:a91e with SMTP id 4fb4d7f45d1cf-61c8c63adfamr5436441a12.25.1756297207767; Wed, 27 Aug 2025 05:20:07 -0700 (PDT) Received: from [10.156.60.236] (ip-037-024-206-209.um08.pools.vodafone-ip.de. [37.24.206.209]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-61c311a02b5sm8847024a12.1.2025.08.27.05.20.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 27 Aug 2025 05:20:07 -0700 (PDT) Message-ID: Date: Wed, 27 Aug 2025 14:20:05 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Inconsistent usage on onebyte_modrm and twobyte_modrm table in x86 disassembler and gdb? To: "Schimpe, Christina" Cc: "Jiang, Haochen" , Binutils , "gdb-patches@sourceware.org" , "H.J.Lu" , Alexander Monakov , Tom de Vries , "Gerlicher, Klaus" , Sam James References: <92aea037-9c0e-438f-8a0a-fd52dd2df7bc@suse.com> <87v7mbrdqn.fsf@gentoo.org> <23021f8f-e769-4160-8689-24b9d38b61b6@suse.de> Content-Language: en-US From: Jan Beulich Autocrypt: addr=jbeulich@suse.com; keydata= xsDiBFk3nEQRBADAEaSw6zC/EJkiwGPXbWtPxl2xCdSoeepS07jW8UgcHNurfHvUzogEq5xk hu507c3BarVjyWCJOylMNR98Yd8VqD9UfmX0Hb8/BrA+Hl6/DB/eqGptrf4BSRwcZQM32aZK 7Pj2XbGWIUrZrd70x1eAP9QE3P79Y2oLrsCgbZJfEwCgvz9JjGmQqQkRiTVzlZVCJYcyGGsD /0tbFCzD2h20ahe8rC1gbb3K3qk+LpBtvjBu1RY9drYk0NymiGbJWZgab6t1jM7sk2vuf0Py O9Hf9XBmK0uE9IgMaiCpc32XV9oASz6UJebwkX+zF2jG5I1BfnO9g7KlotcA/v5ClMjgo6Gl MDY4HxoSRu3i1cqqSDtVlt+AOVBJBACrZcnHAUSuCXBPy0jOlBhxPqRWv6ND4c9PH1xjQ3NP nxJuMBS8rnNg22uyfAgmBKNLpLgAGVRMZGaGoJObGf72s6TeIqKJo/LtggAS9qAUiuKVnygo 3wjfkS9A3DRO+SpU7JqWdsveeIQyeyEJ/8PTowmSQLakF+3fote9ybzd880fSmFuIEJldWxp Y2ggPGpiZXVsaWNoQHN1c2UuY29tPsJgBBMRAgAgBQJZN5xEAhsDBgsJCAcDAgQVAggDBBYC AwECHgECF4AACgkQoDSui/t3IH4J+wCfQ5jHdEjCRHj23O/5ttg9r9OIruwAn3103WUITZee e7Sbg12UgcQ5lv7SzsFNBFk3nEQQCACCuTjCjFOUdi5Nm244F+78kLghRcin/awv+IrTcIWF hUpSs1Y91iQQ7KItirz5uwCPlwejSJDQJLIS+QtJHaXDXeV6NI0Uef1hP20+y8qydDiVkv6l IreXjTb7DvksRgJNvCkWtYnlS3mYvQ9NzS9PhyALWbXnH6sIJd2O9lKS1Mrfq+y0IXCP10eS FFGg+Av3IQeFatkJAyju0PPthyTqxSI4lZYuJVPknzgaeuJv/2NccrPvmeDg6Coe7ZIeQ8Yj t0ARxu2xytAkkLCel1Lz1WLmwLstV30g80nkgZf/wr+/BXJW/oIvRlonUkxv+IbBM3dX2OV8 AmRv1ySWPTP7AAMFB/9PQK/VtlNUJvg8GXj9ootzrteGfVZVVT4XBJkfwBcpC/XcPzldjv+3 HYudvpdNK3lLujXeA5fLOH+Z/G9WBc5pFVSMocI71I8bT8lIAzreg0WvkWg5V2WZsUMlnDL9 mpwIGFhlbM3gfDMs7MPMu8YQRFVdUvtSpaAs8OFfGQ0ia3LGZcjA6Ik2+xcqscEJzNH+qh8V m5jjp28yZgaqTaRbg3M/+MTbMpicpZuqF4rnB0AQD12/3BNWDR6bmh+EkYSMcEIpQmBM51qM EKYTQGybRCjpnKHGOxG0rfFY1085mBDZCH5Kx0cl0HVJuQKC+dV2ZY5AqjcKwAxpE75MLFkr wkkEGBECAAkFAlk3nEQCGwwACgkQoDSui/t3IH7nnwCfcJWUDUFKdCsBH/E5d+0ZnMQi+G0A nAuWpQkjM1ASeQwSHEeAWPgskBQL In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-BeenThere: gdb-patches@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Gdb-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gdb-patches-bounces~public-inbox=simark.ca@sourceware.org On 27.08.2025 12:32, Schimpe, Christina wrote: > Thanks a lot for working on this. I have followed this thread and also discussed this with Klaus a bit. > I still wonder, would it make sense to align the logic in x86 disassembler and gdb ? Well, fundamentally a function like amd64_get_insn_details() should live in the disassembler (library). Just that, from all I know, the disassembler isn't set up at all to hand out that kind of information. It would take quite a bit of re-org to allow that to effectively be a byproduct (as it ought to be, imo). Jan